Amurder victim is found in their apartment with a gunshot wound to the chest. the lock on the door has been forced open by some kind of wrench or crowbar. there are distinct footprints in the victim's blood that has pooled on the floor. on the desk, investigators see two opened soda cans. the victim's computer is open to the email program, with an unsent message. what evidence in this crime scene could possibly be tested for dna to identify the perpetrator?

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction

The atomic radius of sodium is 186 pm and of chlorine is 100 pm. the ionic radius for na+ is 102 pm and for cl– is 181 pm. in going from na to cl in period 3, why does the atomic radius decrease while the ionic radius increases? a. the inner electrons in the sodium cation shield its valence electrons more effectively than the inner electrons in the chloride anion do. b. the inner electrons shield the valence electrons more effectively in the chlorine atom than in the chloride anion. c. the outermost electrons in chloride experience a smaller effective nuclear charge than those in the sodium cation do. d. the outermost electrons in chloride experience a larger effective nuclear charge than those in the sodium cation do. e. monatomic ions are bigger than the atoms from which they are formed.

Why does his teacher ask him to balance the equation by including the correct coefficient